Volschenk, C.G., and J.J. Hunter. “Effect of Trellis Conversion on the Performance of Chenin Blanc/ 99 Richter Grapevines”. South African Journal of Enology and Viticulture 22, no. 1 (May 2, 2017): 31–35. Accessed February 26, 2026. https://www.journals.ac.za/sajev/article/view/2164.